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FROM openjdk:8-jre-alpine

# Install requirements
RUN apk add --no-cache bash snappy libc6-compat

# Gaia environment variables
ENV GAIA_INSTALL_PATH=/opt
ENV GAIA_HOME $GAIA_INSTALL_PATH/gaia
ENV PATH $PATH:$GAIA_HOME/bin

# gaia-dist can point to a directory or a tarball on the local system
ARG gaia_dist=NOT_SET

# Install build dependencies and gaia
ADD $gaia_dist $GAIA_INSTALL_PATH
RUN set -x && \
  ln -s $GAIA_INSTALL_PATH/gaia-* $GAIA_HOME && \
  addgroup -S gaia && adduser -D -S -H -G gaia -h $GAIA_HOME gaia && \
  chown -R gaia:gaia $GAIA_INSTALL_PATH/gaia-* && \
  chown -h gaia:gaia $GAIA_HOME

COPY docker-entrypoint.sh /

USER gaia
EXPOSE 8081 6123
ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["--help"]